421.501—Definitions.

As used in this subpart—
Allowable charge means the dollar amount (including co-payment and deductibles) that the Medicare program will pay for a particular item or service.
Benefit integrity review means medical review of claim information and medical documentation focusing on addressing situations of potential fraud, waste and abuse.
Complex medical review means all medical review of claim information and medical documentation by a licensed medical professional, for a billed item or service identified by data analysis techniques or probe review to have a likelihood of sustained or high level of payment error.
Contractor, as used in this subpart, means intermediaries, carriers, Medicare Administrative Contractors (MACs), and program safeguard contractors (PSCs).
Error rate means the dollar amount of allowable charges for a particular item or service billed in error as determined by complex medical review, divided by the dollar amount of allowable charges for that medically reviewed item or service.
Initial error rate means the calculation of an error rate based on the results of a probe review prior to the initiation of complex medical review.
Medical review means the process performed by a contractor to ensure that billed items or services are covered and are reasonable and necessary as specified under section 1862(a)(1)(A) of the Act.
Nonclinician medical review staff means specially trained medical review staff not possessing the knowledge, skills, training, or medical expertise of a licensed health care professional.
Non-random prepayment complex medical review means the prepayment medical review of claim information and medical documentation, by a licensed medical professional, for a billed item or service identified by data analysis techniques or probe review to have a likelihood of sustained or high level of payment error.
Non-random prepayment medical review means the prepayment medical review of claims, by nonclinical or clinical medical review staff, for a billed item or service identified by data analysis techniques or probe review to have a likelihood of a sustained or high level of payment error.
Postpayment medical review means medical review of claims, by nonclinical or clinical medical review staff, for a billed item or service after a claim has been paid.
Provider-specific probe review means the complex medical review of a small sample of claims, generally 20 to 40 claims, from a specific provider or supplier for a specific billing code to confirm that or determine whether the provider or supplier is billing the program in error.
Random prepayment medical review means the prepayment medical review of claims, by nonclinical or clinical medical review staff, for a billed item or service that has not been identified by data analysis techniques or probe review to have a likelihood of a sustained or high level of payment error.
Quarterly error rate means the calculation of an error rate based on the results of non-random prepayment complex medical review for a specific billing code for a specific quarter.
Service-specific probe review means the complex medical review of a sample of claims, generally 100 claims, across the providers or suppliers that bill a particular item or service to confirm that or determine whether the item or service is billed in error.
Termination of non-random prepayment complex medical review means the cessation of non-random prepayment complex medical review.